# Part of Odoo. See LICENSE file for full copyright and licensing details. from odoo import models, fields class ResCompany(models.Model): _inherit = 'res.company' sst_registration_number = fields.Char(related='partner_id.sst_registration_number', readonly=False) ttx_registration_number = fields.Char(related='partner_id.ttx_registration_number', readonly=False) class BaseDocumentLayout(models.TransientModel): _inherit = 'base.document.layout' account_fiscal_country_id = fields.Many2one(related="company_id.account_fiscal_country_id") sst_registration_number = fields.Char(related='company_id.sst_registration_number') ttx_registration_number = fields.Char(related='company_id.ttx_registration_number')